Global Pumpjack Market By Type (By Well Type (Vertical Well, Horizontal Well), By Weight (Less than 100,000 lbs, 100,000 lbs300,000 lbs, More than 300,000 lbs)), By Application (Onshore, Offshore), By Region and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2019–2028